A handy and efficient emulsifying emulsion was developed based on self-assembled soy protein isolate(SPI)and high methoxy pectin(HMP)for entrapping and loading carotenoids.The complex,ca.195 nm,showed a sig-nificant i...A handy and efficient emulsifying emulsion was developed based on self-assembled soy protein isolate(SPI)and high methoxy pectin(HMP)for entrapping and loading carotenoids.The complex,ca.195 nm,showed a sig-nificant improvement in solubility,emulsification(32.42 m^(2)/g)and stability(83.86%).Moreover,the physical stability of torularhodin was remarkably improved after entrapping into the SPI-HMP complex.The retention rate for entrapped torularhodin could be up to 66.03%,95.14%and 84.31%under treatment with ultraviolet irradiation for 8 h,thermal stock at 25 and 50℃ for 28 days,respectively.Increase of two affinities,enhancement of intermolecular hydrogen bond and hydrophobic interaction and charge changes caused by the preparation process of the complex were the main reasons for improving the properties of emulsion.At the same time,composite lotion encapsulation significantly improves the bioavailability of torularhodin,including the absorption of carotenoids in the small intestine,the content in the systemic circulation and the storage capacity in the liver.Therefore,the preparation of low price,safer,green and efficient SPI-HMP complex emulsion has long-term application prospects on the development,transportation and application of antioxidants.展开更多
基金supported by the Innovation and Entrepreneurship Projects and Six Talent Peaks Project of Jiangsu Province,China(No.SWYY-023)National Natural Science Foundation of China(No.21603087)High-level Overseas Talent Workstation of Shandong Yuwang Ecological Food Industry CO.,Ltd.of Shandong Province.
文摘A handy and efficient emulsifying emulsion was developed based on self-assembled soy protein isolate(SPI)and high methoxy pectin(HMP)for entrapping and loading carotenoids.The complex,ca.195 nm,showed a sig-nificant improvement in solubility,emulsification(32.42 m^(2)/g)and stability(83.86%).Moreover,the physical stability of torularhodin was remarkably improved after entrapping into the SPI-HMP complex.The retention rate for entrapped torularhodin could be up to 66.03%,95.14%and 84.31%under treatment with ultraviolet irradiation for 8 h,thermal stock at 25 and 50℃ for 28 days,respectively.Increase of two affinities,enhancement of intermolecular hydrogen bond and hydrophobic interaction and charge changes caused by the preparation process of the complex were the main reasons for improving the properties of emulsion.At the same time,composite lotion encapsulation significantly improves the bioavailability of torularhodin,including the absorption of carotenoids in the small intestine,the content in the systemic circulation and the storage capacity in the liver.Therefore,the preparation of low price,safer,green and efficient SPI-HMP complex emulsion has long-term application prospects on the development,transportation and application of antioxidants.
